▎ 摘　　要

NOVELTY - The device has a working platform fixed on a machine frame. The machine frame is provided with a graphene oxide solution coating device, a diaphragm material coating device and an anode material coating device. The anode material coating device and a cleaning device are connected with a displacement mechanism. The drying device radiates heat to the working platform. A laser galvanometer device is provided with a laser emitter, an X-Y optical scanning head and an optical reflecting lens. The displacement mechanism is provided with a control device to control movement of a movable table frame. USE - Graphene battery preparing device. ADVANTAGE - The device is simple and rational in structure, conveniently used for production, manufactured in a cost effective manner. The device realizes flexible production. DESCRIPTION OF DRAWING(S) - The drawing shows a side view of a graphene battery preparing device.